removed traces of hal.iwr...

[[Imported from SVN: r712]]

configure.ac

 #! /bin/bash
 # $Id$
 # Process this file with autoconf to produce a configure script.
-AC_INIT(dune-istl, 0.0, dune@hal.iwr.uni-heidelberg.de)
+AC_INIT(dune-istl, 0.0, dune@dune-project.org)
 AM_INIT_AUTOMAKE
 AC_CONFIG_SRCDIR([istl/allocator.hh])
 AM_CONFIG_HEADER([config.h])